Pre-prints

Daniel A. Bustamante Lopez, Wanzheng Hu, Dominik M. Juraschek
Electro-phononic and magneto-phononic frequency conversion
arXiv:2404.19436

J. Okamoto, W. Hu, A. Cavalleri, L. Mathey
Transiently enhanced interlayer tunneling in optically driven high-Tc superconductors
Phys. Rev. B 96, 144505 (2017)

W. Hu, D. Nicoletti, A. V. Boris, B. Keimer and A. Cavalleri
Optical melting of the transverse Josephson plasmon: a comparison between bilayer and trilayer cuprates
Phys. Rev. B 95, 104508 (2017)

M. Först, K.R. Beyerlein, R. Mankowsky, W. Hu, G. Mattoni, S. Catalano, M. Gibert, O. Yefanov, J.N. Clark, A. Frano, J.M. Glownia, M. Chollet, H. Lemke, B. Moser, S.P. Collins, S.S. Dhesi, A.D. Caviglia, J.-M. Triscone, and A. Cavalleri
Multiple supersonic phase fronts launched at a complex-oxide hetero-interface
Phys. Rev. Lett. 118, 027401 (2017)

2016

W. Hu, S. Catalano, M. Gibert, J.-M. Triscone, and A. Cavalleri
Broadband terahertz spectroscopy of the insulator-metal transition driven by coherent lattice deformation at the SmNiO₃/LaAlO₃ interface
Phys. Rev. B 93, 161107 (R) (2016)

2014

W. Hu*, S. Kaiser*, D. Nicoletti*, C. R. Hunt*, I. Gierz, M. C. Hoffmann, M. Le Tacon, T. Loew, B. Keimer, and A. Cavalleri (*equal contribution)
Optically enhanced coherent transport in YBa₂Cu₃O_6.5 by ultrafast redistribution of interlayer coupling
Nature Materials 13,705(2014)

S. Kaiser, C. R. Hunt, D. Nicoletti, W. Hu, I. Gierz, H. Y. Liu, M. Le Tacon, T. Loew, D. Haug, B. Keimer, and A. Cavalleri
Optically induced coherent transport far above T_c in underdoped YBa₂Cu₃O_6+δ
Phys. Rev. B 89, 184516 (2014)

2012

A. D. Caviglia, R. Scherwitzl, P. Popovich, W. Hu, H. Bromberger, R. Singla, M. Mitrano, M. C. Hoffmann, S. Kaiser, P. Zubko, S. Gariglio, J.-M. Triscone, M. Först, and A. Cavalleri
Ultrafast Strain Engineering in Complex Oxide Heterostructures
Phys. Rev. Lett. 108, 136801(2012)

N. L. Wang, W. Z. Hu, Z. G. Chen, R. H. Yuan, G. Li, G. F. Chen and T. Xiang
High energy pseudogap and its evolution with doping in Fe-based superconductors as revealed by optical spectroscopy
J. Phys.: Condens. Matter 24, 294202 (2012)

2011

A. Willner, F. Tavella, M. Yeung, T. Dzelzainis, C. Kamperidis, M. Bakarezos, D. Adams, M. Schulz, R. Riedel, M. C. Hoffmann, W. Hu, J. Rossbach, M. Drescher, N. A. Papadogiannis, M. Tatarakis, B. Dromey, and M. Zepf
Coherent Control of High Harmonic Generation via Dual-Gas Multijet Arrays
Phys. Rev. Lett. 107, 175002 (2011)

2010

Clarina de la Cruz, W. Z. Hu, Shiliang Li, Q. Huang, J. W. Lynn, M. A. Green, G. F. Chen, N. L. Wang, H. A. Mook, Qimiao Si, and Pengcheng Dai
Lattice Distortion and Magnetic Quantum Phase Transition in CeFeAs_1-xP_xO
Phys. Rev. Lett. 104, 017204 (2010)

Z. G. Chen, W. Z. Hu, N. L. Wang
Different nature of instabilities in BaFe₂As₂ and BaNi₂As₂ as revealed by optical spectroscopy
Physica Status Solidi B-Basic Solid State Physics, 247, 495 (2010)

Z. G. Chen, T. Dong, R. H. Ruan, B. F. Hu, B. Cheng, W. Z. Hu, P. Zheng, Z. Fang, X. Dai, and N. L. Wang
Measurement of the c -Axis Optical Reflectance of AFe₂As₂ (A=Ba, Sr) Single Crystals: Evidence of Different Mechanisms for the Formation of Two Energy Gaps
Phys. Rev. Lett. 105, 097003 (2010)

2009

W. Z. Hu, Q. M. Zhang, N. L. Wang
Optical and Raman spectroscopy studies on Fe-based superconductors
Physica C 469, 545(2009)

Wan-zheng Hu, Jing Dong, Gang Li, Zheng Li, Ping Zheng, Gen-fu Chen, Jian-lin Luo, Nan-lin Wang
Optical properties of FeAs-based parent compound: A comparative study for polycrystalline EuFe₂As₂ and LaFeAsO
Front. Phys. China 4, 459 (2009)

W. Z. Hu, G. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Optical study of the spin-density-wave properties of single-crystalline Na_1−δFeAs
Phys. Rev. B 80, 100507(R) (2009)

Z. G. Chen, G. Xu, W. Z. Hu, X. D. Zhang, P. Zheng, G. F. Chen, J. L. Luo, Z. Fang, and N. L. Wang
Origin of the structural phase transition in BaNi₂As₂ at 130 K: A combined study of optical spectroscopy and band structure calculations
Phys. Rev. B 80, 094506 (2009)

G. F. Chen, Z. G. Chen, J. Dong, W. Z. Hu, G. Li, X. D. Zhang, P. Zheng, J. L. Luo, and N. L. Wang
Electronic properties of single-crystalline Fe_1.05Te and Fe_1.03Se_0.30Te_0.70
Phys. Rev. B 79, 140509(R) (2009)

G. F. Chen, W. Z. Hu, J. L. Luo, and N. L. Wang
Multiple Phase Transitions in Single-Crystalline Na_1−δFeAs
Phys. Rev. Lett. 102, 227004 (2009)

J. P. Carlo, Y. J. Uemura, T. Goko, G. J. MacDougall, J. A. Rodriguez, W. Yu, G. M. Luke, Pengcheng Dai, N. Shannon, S. Miyasaka, S. Suzuki, S. Tajima, G. F. Chen, W. Z. Hu, J. L. Luo, and N. L. Wang
Static Magnetic Order and Superfluid Density of RFeAs(O,F) (R=La,Nd,Ce) and LaFePO Studied by Muon Spin Relaxation: Unusual Similarities with the Behavior of Cuprate Superconductors
Phys. Rev. Lett. 102, 087001 (2009)

T. Goko, A. A. Aczel, E. Baggio-Saitovitch, S. L. Bud’ko, P. C. Canfield, J. P. Carlo, G. F. Chen, Pengcheng Dai, A. C. Hamann, W. Z. Hu, H. Kageyama, G. M. Luke, J. L. Luo, B. Nachumi, N. Ni, D. Reznik, D. R. Sanchez-Candela, A. T. Savici, K. J. Sikes, N. L. Wang, C. R. Wiebe, T. J. Williams, T. Yamamoto, W. Yu, and Y. J. Uemura
Superconducting state coexisting with a phase-separated static magnetic order in (Ba,K)Fe₂As₂, (Sr,Na)Fe₂As₂, and CaFe₂As₂
Phys. Rev. B 80, 024508 (2009)

2008

J. Dong, H. J. Zhang, G. Xu, Z. Li, G. Li, W. Z. Hu, D. Wu, G. F. Chen, X. Dai, J. L. Luo, Z. Fang and N. L. Wang
Competing orders and spin-density-wave instability in La(O_1-xF_x)FeAs
Europhys. Lett 83, 27006 (2008)

Chen Gen-Fu, Li Zheng, Wu Dan, Dong Jing, Li Gang, Hu Wan-Zheng, Zheng Ping, Luo Jian-Lin and Wang Nan-Lin
Element Substitution Effect in Transition Metal Oxypnictide Re(O1-xFx)TAs (Re = rare earth, T = transition metal)
Chinese Phys. Lett. 25, 2235 (2008)

W. Z. Hu, G. T. Wang, Rongwei Hu, C. Petrovic, E. Morosan, R. J. Cava, Z. Fang, and N. L. Wang
Evidence for a band broadening across the ferromagnetic transition of Cr_1/3NbSe₂
Phys. Rev. B 78, 085120 (2008)

W. Z. Hu, J. Dong, G. Li, Z. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Origin of the Spin Density Wave Instability in AFe₂As₂ (A=Ba,Sr) as Revealed by Optical Spectroscopy
Phys. Rev. Lett. 101, 257005 (2008)

G. Li, W. Z. Hu, J. Dong, Z. Li, P. Zheng, G. F. Chen, J. L. Luo, and N. L. Wang
Probing the superconducting energy gap from infrared spectroscopy on a Ba_0.6K_0.4Fe₂As₂ single crystal with T_c=37 K
Phys. Rev. Lett. 101, 107004 (2008)

Zheng Li, Gengfu Chen, Jing Dong, Gang Li, Wanzheng Hu, Dan Wu, Shaokui Su, Ping Zheng, Tao Xiang, Nanlin Wang, and Jianlin Luo
Strong-coupling superconductivity in the nickel-based oxypnictide LaNiAsO_1−xF_x
Phys. Rev. B 78, 060504(R) (2008)

A. A. Aczel, E. Baggio-Saitovitch, S. L. Budko, P. C. Canfield, J. P. Carlo, G. F. Chen, Pengcheng Dai, T. Goko, W. Z. Hu, G. M. Luke, J. L. Luo, N. Ni, D. R. Sanchez-Candela, F. F. Tafti, N. L. Wang, T. J. Williams, W. Yu, and Y. J. Uemura
Muon-spin-relaxation studies of magnetic order and superfluid density in antiferromagnetic NdFeAsO, BaFe₂As₂, and superconducting Ba_1−xK_xFe₂As₂
Phys. Rev. B 78, 214503 (2008)

G. F. Chen, Z. Li, G. Li, J. Zhou, D. Wu, J. Dong, W. Z. Hu, P. Zheng, Z. J. Chen, H. Q. Yuan, J. Singleton, J. L. Luo, and N. L. Wang
Superconducting Properties of the Fe-Based Layered Superconductor LaFeAsO_0.9F_0.1−δ
Phys. Rev. Lett. 101, 057007 (2008)

G. F. Chen, Z. Li, D. Wu, G. Li, W. Z. Hu, J. Dong, P. Zheng, J. L. Luo, and N. L. Wang
Superconductivity at 41 K and its competition with spin-density-wave instability in layered CeO_1-xF_xFeAs
Phys. Rev. Lett. 100, 247002 (2008)

Chen Gen-Fu, Li Zheng, Li Gang, Hu Wan-Zheng, Dong Jing, Zhou Jun, Zhang Xiao-Dong, Zheng Ping, Wang Nan-Lin and Luo Jian-Lin
Superconductivity in Hole-Doped (Sr_1−xK_x)Fe₂As₂
Chinese Phys. Lett. 25, 3403 (2008)

G. F. Chen, Z. Li, J. Dong, G. Li, W. Z. Hu, X. D. Zhang, X. H. Song, P. Zheng, N. L. Wang, and J. L. Luo
Transport and anisotropy in single-crystalline SrFe₂As₂ and A_0.6K_0.4Fe₂As₂ (A=Sr, Ba) superconductors
Phys. Rev. B 78, 224512 (2008)

2007

G. Li, W. Z. Hu, J. Dong, D. Qian, D. Hsieh, M. Z. Hasan, E. Morosan, R. J. Cava, and N. L. Wang
Anomalous Metallic State of Cu_0.07TiSe₂: An Optical Spectroscopy Study
Phys. Rev. Lett. 99, 167002 (2007)

W. Z. Hu, G. Li, J. Yan, H. H. Wen, G. Wu, X. H. Chen, and N. L. Wang
Optical study of the charge-density-wave mechanism in 2H−TaS₂ and NaxTaS₂
Phys. Rev. B 76, 045103 (2007)

G. Li, W. Z. Hu, D. Qian, D. Hsieh, M. Z. Hasan, E. Morosan, R. J. Cava, and N. L. Wang
Semimetal-to-Semimetal Charge Density Wave Transition in 1T−TiSe₂
Phys. Rev. Lett. 99, 027404 (2007)